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Mod | | | Forums66 Topics128,088 Posts1,056,114 Members48,434 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Feb 2000 Posts: 769 Shop Shark | | Shop Shark Joined: Feb 2000 Posts: 769 | It sounds like the MC is bypassing fluid before enough pressure is reached to activate the brakes. The whole idea of a dual system is so there is not a catastrophic loss of brakes. Have you tried plugging the MC ports to see if you have a hard pedal? | | |
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